diff --git a/project/build.sbt b/project/build.sbt
index 87e9ea2..fafe739 100644
--- a/project/build.sbt
+++ b/project/build.sbt
@@ -3,7 +3,7 @@ lazy val root = project
   .settings(
     addSbtPlugin("com.github.sbt" % "sbt-git" % "2.0.1"),
     addSbtPlugin("com.thesamet" % "sbt-protoc" % "1.0.7"),
-    addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "2.1.5"),
+    addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "2.2.0"),
     addSbtPlugin("com.github.sbt" % "sbt-ci-release" % "1.5.12"),
     addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.5.2"),
     addSbtPlugin("com.github.sbt" % "sbt-ghpages" % "0.8.0"),